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Provide the chemical structure formed at the end of each
reaction in the following scheme.
Provide...
provide the structure of the major product formed in the following reaction CHM2220 Name Provide the...
provide the structure of the major product formed in the following
reaction
CHM2220 Name Provide the structure of the major product formed in HBr 13 NBS (1 eq) CH C, light DMSO ONa н,с 15. Nal acetone 16 CH,CH20Na CH,CH2OH 17 CH,SNa Нс. Ethanol (pk, CH,SH-10.5) 18. HBr (aq) Н-о 19. CH2OH Вr Methanol 20. CHа CHSCH2ONA* CH2CH2OH 21. HBr Peroxides 22. Br CH,ОН 23. Methanol
3. (7 pts) Complete the following scheme using chemical knowledge and spectral information. 1. SOCI 2....
3. (7 pts) Complete the following scheme using chemical knowledge and spectral information. 1. SOCI 2. 27 (C4Hoo) 29 (xs) 27 28 29 30 In the above scheme, provide structures for 27, 28, 29, and 30. The reaction of 28 with an excess of 29 produces 30 and reforms compound 27 as the second product after typical water acid workup. Compound 29 can be formed from the reaction of 31 and magnesium as in the following scheme. 1 Mg diethyl...
Provide the major organic product obtained in each step of the reaction scheme shown below. Show...
Provide the major organic product obtained in each step of the
reaction scheme shown below. Show all work for full credit. (Thanks
ahead!)
2 of 6 1) (12 pts) Provide the major organic product obtained in each step of the reaction scheme shown below: (use the space provided below to give your answer) 1) BH3, ether; NaOH, H202 2) PCC 3) methyl magnesium bromide 4) NH4Cl -> ??? 1-pentene
6. (4 pts.) Draw the two resonance structures of the enolate formed from the following reaction: 7. (4 pts) Draw th...
6. (4 pts.) Draw the two resonance structures of the enolate formed from the following reaction: 7. (4 pts) Draw the structure of an alkyl bromide (R-Br) and an alkoxide (R-O) that would provide the most efficient synthesis of the following ether by the Williamson ether synthesis. Target ether 8. (5 pts.) Draw a mechanism for the following E2 reaction. Draw the major product. Be sure to include any necessary H's in your structure as you draw the mechanism. OH...
6. Replace letters in the reaction scheme below with the correct compound. (2 points each letter,...
6. Replace letters in the reaction scheme below with the correct compound. (2 points each letter, 14 points) Scheme O + A - + Mg ether 0. POCIO POCI3 Scheme 11 + A. - to -OH PCC, or PDC 1. c. + B.
10. A synthetic scheme is shown, with reaction conditions in the box. Each arrow in the...
10. A synthetic scheme is shown, with reaction conditions in the box. Each arrow in the scheme has a Roman numeral. Match the correct conditions to each reaction by placing the appropriate letter after each Roman numeral on the answer page. Use each set of conditions no more than once. ii. ОН ili. HO ОН iv. HO Br Br2 H2SO4 heat a.) CHCI b.) NaBH4 c.) ethanol H20 1. LIAIH4, ether 2. H30 HBr d.) NaOCH3 e.) H2O f.) 8.)...
For the following synthetic scheme, draw the structure of the product of each reaction. Ignore stereochemistry...
For the following synthetic scheme, draw the structure of the
product of each reaction. Ignore stereochemistry for all
structures.
uestion 16 of 20 (1 point For the (ollowing synthetic scheme, draw the structure of the produdt of each reaction Ignore stereochemistry for all structures. OH H3PO4, heat RC(O)OOH CH3O CH3OH
Predict the major organic product for each reaction below. HT 29, Predict the structure of the...
Predict the major organic product for each reaction below. HT 29, Predict the structure of the alkene you would use to prepare each alkyl halide below (only product The reaction of isobutene with HBr in ether gives one of the two products below as the major product. Answer the following question(s) about this reaction. Br HB Br + ether Product A Product B 32. Which product would be the major product? 33. Which product would be formed via a primary...
D. Doxaprost, an orally active bronchodilator patterned after natural prostaglandins is synthesized via the following reaction scheme. Provide the necessary reagents for each step: OEt (CHa) COOH...
D. Doxaprost, an orally active bronchodilator patterned after natural prostaglandins is synthesized via the following reaction scheme. Provide the necessary reagents for each step: OEt (CHa) COOH Br (CH2) COOCH (CH2-COOMe Nef reactiorn CH2NO2 (CH2)sCOOH )COOMe o C$H,
D. Doxaprost, an orally active bronchodilator patterned after natural prostaglandins is synthesized via the following reaction scheme. Provide the necessary reagents for each step: OEt (CHa) COOH Br (CH2) COOCH (CH2-COOMe Nef reactiorn CH2NO2 (CH2)sCOOH )COOMe o C$H,
For each of the following reaction sequences provide the structure of the final product. If there...
For each of the following reaction sequences provide the
structure of the final product. If there is more than one step,
provide the structure(s) of any intermediate products.
1) Oso/H,02 4. H₃C CH₃ Will the product be a meso compound? 1) BH, THE 2) NaOH, HCO3 H₃C 1) H0/H Hac 1) Hg(OAC), in H,0 2) NaBH 1) NaNH, 2) (CH),CH,CH,Br 3) H,SO/H,0/ Hg(OAC), HCECH 1) NaNH, 2) (CH),CH,CH,Br 3) (Sia),BH 4) NaOH! Hoa Page 2 of 5
provide the structure of the major product formed in the following
reaction
CHM2220 Name Provide the structure of the major product formed in HBr 13 NBS (1 eq) CH C, light DMSO ONa н,с 15. Nal acetone 16 CH,CH20Na CH,CH2OH 17 CH,SNa Нс. Ethanol (pk, CH,SH-10.5) 18. HBr (aq) Н-о 19. CH2OH Вr Methanol 20. CHа CHSCH2ONA* CH2CH2OH 21. HBr Peroxides 22. Br CH,ОН 23. Methanol
3. (7 pts) Complete the following scheme using chemical knowledge and spectral information. 1. SOCI 2. 27 (C4Hoo) 29 (xs) 27 28 29 30 In the above scheme, provide structures for 27, 28, 29, and 30. The reaction of 28 with an excess of 29 produces 30 and reforms compound 27 as the second product after typical water acid workup. Compound 29 can be formed from the reaction of 31 and magnesium as in the following scheme. 1 Mg diethyl...
Provide the major organic product obtained in each step of the
reaction scheme shown below. Show all work for full credit. (Thanks
ahead!)
2 of 6 1) (12 pts) Provide the major organic product obtained in each step of the reaction scheme shown below: (use the space provided below to give your answer) 1) BH3, ether; NaOH, H202 2) PCC 3) methyl magnesium bromide 4) NH4Cl -> ??? 1-pentene
6. (4 pts.) Draw the two resonance structures of the enolate formed from the following reaction: 7. (4 pts) Draw the structure of an alkyl bromide (R-Br) and an alkoxide (R-O) that would provide the most efficient synthesis of the following ether by the Williamson ether synthesis. Target ether 8. (5 pts.) Draw a mechanism for the following E2 reaction. Draw the major product. Be sure to include any necessary H's in your structure as you draw the mechanism. OH...
6. Replace letters in the reaction scheme below with the correct compound. (2 points each letter, 14 points) Scheme O + A - + Mg ether 0. POCIO POCI3 Scheme 11 + A. - to -OH PCC, or PDC 1. c. + B.
10. A synthetic scheme is shown, with reaction conditions in the box. Each arrow in the scheme has a Roman numeral. Match the correct conditions to each reaction by placing the appropriate letter after each Roman numeral on the answer page. Use each set of conditions no more than once. ii. ОН ili. HO ОН iv. HO Br Br2 H2SO4 heat a.) CHCI b.) NaBH4 c.) ethanol H20 1. LIAIH4, ether 2. H30 HBr d.) NaOCH3 e.) H2O f.) 8.)...
For the following synthetic scheme, draw the structure of the
product of each reaction. Ignore stereochemistry for all
structures.
uestion 16 of 20 (1 point For the (ollowing synthetic scheme, draw the structure of the produdt of each reaction Ignore stereochemistry for all structures. OH H3PO4, heat RC(O)OOH CH3O CH3OH
Predict the major organic product for each reaction below. HT 29, Predict the structure of the alkene you would use to prepare each alkyl halide below (only product The reaction of isobutene with HBr in ether gives one of the two products below as the major product. Answer the following question(s) about this reaction. Br HB Br + ether Product A Product B 32. Which product would be the major product? 33. Which product would be formed via a primary...
D. Doxaprost, an orally active bronchodilator patterned after natural prostaglandins is synthesized via the following reaction scheme. Provide the necessary reagents for each step: OEt (CHa) COOH Br (CH2) COOCH (CH2-COOMe Nef reactiorn CH2NO2 (CH2)sCOOH )COOMe o C$H,
D. Doxaprost, an orally active bronchodilator patterned after natural prostaglandins is synthesized via the following reaction scheme. Provide the necessary reagents for each step: OEt (CHa) COOH Br (CH2) COOCH (CH2-COOMe Nef reactiorn CH2NO2 (CH2)sCOOH )COOMe o C$H,
For each of the following reaction sequences provide the
structure of the final product. If there is more than one step,
provide the structure(s) of any intermediate products.
1) Oso/H,02 4. H₃C CH₃ Will the product be a meso compound? 1) BH, THE 2) NaOH, HCO3 H₃C 1) H0/H Hac 1) Hg(OAC), in H,0 2) NaBH 1) NaNH, 2) (CH),CH,CH,Br 3) H,SO/H,0/ Hg(OAC), HCECH 1) NaNH, 2) (CH),CH,CH,Br 3) (Sia),BH 4) NaOH! Hoa Page 2 of 5
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